Janseson Family History

You can see how Janseson families moved over time by selecting different census years. The Janseson family name was found in the USA in 1840. In 1840 there was 1 Janseson family living in Pennsylvania. This was 100% of all the recorded Janseson's in USA. Pennsylvania had the highest population of Janseson families in 1840.

Use census records and voter lists to see where families with the Janseson surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.